Answers are grounded in this paper and cite their sources.
Experience with the application of the sum current method to on-line diagnostics of high-voltage bushings and current transformers is presented. The method and analysis are described along with field experience obtained at fourteen substations, comprising 56 sets of (three) bushings and current transformers. The influences of temperature, humidity and changes in more than one bushing are discussed.
No takes yet. Share an insight, caveat, or question.
Lachman et al. (2000) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: